.back-button{vertical-align:middle;border:none;font-size:2rem;margin-right:1.6rem;text-align:center;cursor:pointer;border-radius:50%;color:#fff;outline:none}.back-button,header{background-color:#242424}header{position:fixed;width:100%;height:56px;line-height:56px;z-index:999}header .root-header-content{max-width:1240px;margin:0 auto;padding:0 16px}header .root-header-content a{color:#fff;text-decoration:none;font-size:1.3rem}header .root-header-content a:hover,header .root-header-content a:visited{color:#fff}header .root-header-content a+a{margin-left:1.6rem}.root-content{position:relative;height:100%;max-width:1240px;top:56px;padding:24px 24px 100px 24px;margin:0 auto}@media (max-width:600px){.root-content{padding:24px 16px 100px 16px;margin:0}}